Fitness costs associated with multiple resistance to dicamba and atrazine in Chenopodium album.

abstract：:Roots of marigold (Tagetes patula L.) accumulate thiophenes, heterocyclic sulfurous compounds with strong biocidal activity. In detached roots cultured in vitro, the thiophene content was 5 μmol·(g fresh weight)(-1) which is 25-times higher than in roots attached to the plant. In roots derived from tissues transformed...

journal_title：Planta

authors： Croes AF,van den Berg AJ,Bosveld M,Breteler H,Wullems GJ

更新日期：1989-08-01 00:00:00

abstract：:The tertiary sulphonium compound, β-dimethylsulphoniopropionate (DMSP) and the quaternary ammonium compounds glycine betaine and homarine are important osmotica in Platymonas subcordiformis cells. Following hypersaline stresses the compounds were accumulated after a lag period of 3 h and equilibrium concentrations wer...

journal_title：Planta

authors： Dickson DM,Kirst GO

更新日期：1986-04-01 00:00:00

abstract：:It is widely reported that some humic substances behave as exogenous auxins influencing root growth by mechanisms that are not yet completely understood. This study explores the hypothesis that the humic acids' effects on root development involve a nitric oxide signaling. Maize seedlings were treated with HA 20 mg C L...

journal_title：Planta

authors： Zandonadi DB,Santos MP,Dobbss LB,Olivares FL,Canellas LP,Binzel ML,Okorokova-Façanha AL,Façanha AR

更新日期：2010-04-01 00:00:00

abstract：:Leaf and minor vein structure were studied in Arabidopsis thaliana (L.) Heynh. to gain insight into the mechanism(s) of phloem loading. Vein density (length of veins per unit leaf area) is extremely low. Almost all veins are intimately associated with the mesophyll and are probably involved in loading. In transverse s...

journal_title：Planta

authors： Haritatos E,Medville R,Turgeon R

更新日期：2000-06-01 00:00:00

abstract：:Rust fungi are obligate biotrophic pathogens that differentiate a series of specialized cells to establish infection. One of these cells, the haustorium, which serves to absorb nutrients from living host cells, normally develops only in planta. Here, we show that the rust fungus Uromyces fabae (Pers.) Schroet. stimula...

journal_title：Planta

authors： Mendgen K,Wirsel SG,Jux A,Hoffmann J,Boland W

更新日期：2006-11-01 00:00:00

abstract：:The vascular system in plants is induced and controlled by streams of inductive hormonal signals. Auxin produced in young leaves is the primary controlling signal in vascular differentiation. Its polar and non-polar transport pathways and major controlling mechanisms are clarified. Ethylene produced in differentiating...

journal_title：Planta

authors： Aloni R

更新日期：2013-11-01 00:00:00

abstract：:Sexual interaction between gametes of opposite mating type (mt) of the unicellular green alga Chlamydomonas eugametos starts with agglutination of the cells via particular glycoproteins on the flagellar surface. Purification of these socalled agglutinins was achieved by a three-step procedure consisting of, successive...

journal_title：Planta

authors： Samson MR,Klis FM,Homan WL,van Egmond P,Musgrave A,van den Ende H

更新日期：1987-03-01 00:00:00

abstract：:Particulate enzymic preparations obtained from homogenates of differentiated xylem cells isolated from sycamore trees, catalyzed the formation of a radioactive xylan in the presence of UDP-D-[U-(14)C]xylose as substrate. The synthesized xylan was not dialyzable through Visking cellophane tubing. Successive extraction ...

journal_title：Planta

authors： Dalessandro G,Northcote DH

更新日期：1981-01-01 00:00:00

abstract：:Furfural uptake was studied with regard to possible mechanisms of inducing germination in ascospores. Uptake was found to involve a large, weakly bound reversible component and a small tightly bound irreversible component. Localization experiments indicate that almost all of the furfural removed from the media is boun...

journal_title：Planta

authors： Eilers FI,Sussman AS

更新日期：1970-12-01 00:00:00

abstract：:The jasmonic acid (JA)-dependent regulation of the Thi2.1 gene had previously been exploited for setting up a genetic screen for the isolation of signal transduction mutants of Arabidopsis thaliana (L.) Heynh. that constitutively express the thionin gene. Several cet mutants had been isolated which showed a Constituti...

journal_title：Planta

authors： Nibbe M,Hilpert B,Wasternack C,Miersch O,Apel K

更新日期：2002-11-01 00:00:00

abstract：:1-Aminocyclopropane-1-carboxylic acid synthase (ACS) catalyzes the rate-limiting step in ethylene biosynthesis during ripening. ACS isozymes are regulated both transcriptionally and post-translationally. However, in banana, an important climacteric fruit, little is known about post-translational regulation of ACS. Her...

journal_title：Planta

authors： Choudhury SR,Roy S,Sengupta DN

更新日期：2012-08-01 00:00:00

abstract：:Water deficits consistently promote higher concentrations of anthocyanins in red winegrapes and their wines. However, controversy remains as to whether there is any direct effect on berry metabolism other than inhibition of growth. Early (ED) and late (LD) season water deficits, applied before or after the onset of ri...

journal_title：Planta

authors： Castellarin SD,Matthews MA,Di Gaspero G,Gambetta GA

更新日期：2007-12-01 00:00:00

abstract：MAIN CONCLUSION:Melatonin-mediated osmotic tolerance was attributed to increased antioxidant capacity, energy metabolism, osmoregulation and autophagy in wheat (Triticum aestivum L.). Melatonin is known to play multiple roles in plant abiotic stress tolerance. However, its role in wheat has been rarely investigated. In...

journal_title：Planta

authors： Cui G,Sun F,Gao X,Xie K,Zhang C,Liu S,Xi Y

更新日期：2018-07-01 00:00:00

abstract：:The controversial question of the intracellular location of manganese-containing superoxide dismutase in higher plants was examined under a new experimental approach by applying the more rigorous and specific methods of immunocytochemistry to protoplasts isolated fromPisum sativum L. leaves. Manganese superoxide dismu...

journal_title：Planta

authors： Del Río LA,Lyon DS,Olah I,Glick B,Salin ML

更新日期：1983-05-01 00:00:00

abstract：:Throughout a period of 23 days, during which the photosynthesis, growth and transpiration of two species of Atriplex were compared, A. spongiosa, a "C4" species (first products of photosynthesis = 4-C dicarboxylic acids), maintained net rates of leaf photosynthesis as high as, or higher than, those of A. hastata, a "C...

journal_title：Planta

authors： Slatyer RO

更新日期：1970-09-01 00:00:00

abstract：:Germinating barley grains contain at least eight different peptidases: three carboxypeptidase (pH optima 4.8, 5.2, and 5.7), three aminopeptidases which act on aminoacyl-β-naphthylamides (pH opitima in the hydrolysis of di- and tripeptides at pH 5.8-6.5), and two peptidases which hydrolyse Ala-Gly and Leu-Tyr optimall...

journal_title：Planta

authors： Mikola J,Kolehmainen L

更新日期：1972-06-01 00:00:00

abstract：:A study has been made of the RNA and protein synthesising systems of wheat embryos isolated from seed lots having high viability but differing in vigour. The rate of RNA and protein synthesis in wheat embryos during the early hours of germination is related to the vigour of the seed lot. The imposition of a stress fac...

journal_title：Planta

authors： Blowers LE,Stormonth DA,Bray CM

更新日期：1980-11-01 00:00:00

abstract：:The effect of external calcium and sodium ion concentrations on the calcium fluxes on the Pelvetia fastigiata De Toni egg was measured. Decreasing external [Ca(2+)] greatly increased the permeability of the eggs to Ca(2+); at 1 mM external Ca(2+) this permeability was 60 times as great as it was at the normal [Ca(2+)]...

journal_title：Planta

authors： Robinson KR

更新日期：1977-01-01 00:00:00

abstract：:Seven endochitinases (EC 3.2.1.14) (relative molecular masses 23,000-28,000 and isoelectric points 10.3-10.4) were purified from nonembryogenic Citrus sinensis L. Osbeck cv. Valencia callus tissue. The basic chitinase/lysozyme from this tissue (BCLVC) exhibited lysozyme, chitinase and chitosanase activities and was de...

journal_title：Planta

authors： Mayer RT,McCollum TG,Niedz RP,Hearn CJ,McDonald RE,Berdis E,Doostdar H

更新日期：1996-01-01 00:00:00

abstract：MAIN CONCLUSION:The aim of this study is to demonstrate the feasibility of down-regulating endogeneous prefoldin-2 root-knot nematode transcripts by expressing dsRNA with sequence identity to the nematode gene in tobacco roots under the influence of strong Arabidopsis ubiquitin (UBQ1) promoter. Root-knot nematodes (RKN...

journal_title：Planta

authors： Ajjappala H,Chung HY,Sim JS,Choi I,Hahn BS

更新日期：2015-03-01 00:00:00

abstract：:Polyribosomes which have template activity in the wheat germ system have been isolated from developing pea seeds. Some of the translation products have identical mobilities to the vicilin and legumin subunits by SDS-PAGE. Certain products were specifically immunoprecipitated with antisera prepared against purified vic...

journal_title：Planta

authors： Marta Evans I,Croy RR,Hutchinson P,Boulter D,Payne PI,Gordon ME

更新日期：1979-01-01 00:00:00

abstract：:In Arabidopsis, damage to the superficial acropetal polar auxin transport (PAT) inhibits generative but not vegetative organ initiation. In order to verify whether in a vegetative phase auxin can be transported to the meristem in a different way, the research on wild-type and plants with defective PAT was performed. D...

journal_title：Planta

authors： Banasiak A

更新日期：2011-01-01 00:00:00

abstract：:Mutant lines of Arabidopsis thaliana (L.) Heynh., which are characterized by symptoms of withering and the absence of seed dormancy, showed much lower levels of endogenous abscisic acid (ABA) in developing seeds and fruits (siliquae) than the wild type. Reciprocal crosses of wild type and ABA-deficient mutants showed ...

journal_title：Planta

authors： Karssen CM,Brinkhorst-van der Swan DL,Breekland AE,Koornneef M

更新日期：1983-03-01 00:00:00

abstract：:Endosperm was isolated from Arabica Caturra coffee beans 11, 15, 21, 26, 31 and 37 weeks after flowering, and the chemical composition and relative solubility of its component polysaccharides determined at each growth stage. Chemical analysis of the total mannan content of the cell wall material was done after solubil...

journal_title：Planta

authors： Redgwell RJ,Curti D,Rogers J,Nicolas P,Fischer M

更新日期：2003-06-01 00:00:00

abstract：:Alfalfa (Medicago sativa L. cv. Canadian No. 1), tobacco (Nicotiana tabacum L. var. humilis) and wheat (triticum monococcum L.) cells were grown in a defined, liquid medium containing either ammonium sulfate, L-glutamine or potassium nitrate as the sole nitrogen source, and the effects of the tricarboxylic-acid (TCA) ...

journal_title：Planta

authors： Fukunaga Y,King J,Child JJ

更新日期：1978-01-01 00:00:00

abstract：:Sugar-beet plants, germinated in growth cabinets at 20°C and transplanted into the field after 3 weeks, developed much larger roots than plants grown from seed drilled directly into the soil. At the end of the season, the roots of transplants were 39% greater than from drilled seed-an increase of 14 m tons per hectare...

journal_title：Planta

authors： Humphries EC,French SA

更新日期：1969-03-01 00:00:00

abstract：:The development of characteristic cytoplasmic inclusions from endoplasmic-reticulum (ER) cisternae in nucellar cells of some species of Euphorbia has been studied by electron microscopy. The formation of these organelles is preceded by the appearance of rough ER cisternae filled with an electron-dense material and for...

journal_title：Planta

authors： Gori P,Sarfatti G,Cresti M

更新日期：1971-06-01 00:00:00

abstract：:Cultured tobacco-pith tissue contains a cytoplasmic receptor for indoleacetic acid (IAA). The concentration of binding sites is very low in comparison to that of several auxin receptors found by other investigators. A few obvious possible causes (degradation or inactivation) were investigated. From the results we conc...

journal_title：Planta

authors： Oostrom H,Kulescha Z,van Vliet TB,Libbenga KR

更新日期：1980-06-01 00:00:00

abstract：:Action spectra for chromatic adaptation in Fremyella diplosiphon Drouet have been determined using techniques previously described. Action maxima are at 540 nm, with a half-band width of 80 nm, for induction of phycoerythrin synthesis (green action) and at 650 nm, with a half-band width of 90 nm, for reversal of induc...

journal_title：Planta

authors： Vogelmann TC,Scheibe J

更新日期：1978-01-01 00:00:00

abstract：:We used a newly synthesized allotetraploid between C. sativus (2n = 2x = 14, n gametic chromosome number, x haploid chromosome number) and C. hystrix (2n = 2x = 24) to study the genomic events in its early generations. Results from cytological characterization of the F(1) and the allotetraploid progenies showed that t...

journal_title：Planta

authors： Chen L,Lou Q,Zhuang Y,Chen J,Zhang X,Wolukau JN

更新日期：2007-02-01 00:00:00